One of the rarest tortoises in the world, the radiated tortoise is known for its domed, strikingly beautiful shell. Its brilliant yellow markings form a sharp pattern on the dark background.

Some Tortoises Have Built-in ‘Cooling Systems’ Certain species of tortoises have developed specialized shell features to help with temperature regulation. For example, the radiated tortoise ...

Over 9,000 of the rescued tortoises are now receiving care at a wildlife rehabilitation center in Madagascar Kelli Bender is the Pets Editor at PEOPLE. She has been working at PEOPLE since 2013.

Turtles are reptiles of the order Chelonii or Testudines characterized by a special bony or cartilaginous shell developed from their ribs and acting as a shield. The earliest known turtles date ...